# NTSB UNK64X2221: Bell 47J2, N73902, Refugio, TX, June 10, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 10, 1964
- Place: Refugio, TX · REFUGIO, TX
- Location: 28.3074° N, 97.2750° W: Placed by OpenAirDocs: center of Refugio, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=28.3074&lon=-97.2750&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 1, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 183550
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X2221
- Page: https://openairdocs.org/ntsb/UNK64X2221

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0298  64/6/10    REFUGIO TEX         BELL 47J2           CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 32, 800
        TIME - 1030                    N73902              PX-  0  0  0  PRACTICE                  TOTAL HOURS, 300 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - OCONNOR RANCH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS
```

## Aircraft

- Registration: [N73902](https://openairdocs.org/deregistered/N73902-2012-07-09), registration cancelled 2012-07-09, S/N 1872, built 1962 (OpenAirDocs)
- Reported make and model: BELL 47J2
- Registry model: [Bell 47J-2](https://openairdocs.org/model/bell-47j-2) (registry code 1181104) (OpenAirDocs)
- Registry engine: [Lycoming VO-540 series](https://openairdocs.org/engine/lycoming-vo-540-series) (registry code 41534, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Oconnor Ranch

## Other investigations on N73902 (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW66A0056](https://openairdocs.org/ntsb/FTW66A0056), Dec 9, 1965: Bell 47J-2 (N73902), Refugio, TX, substantial damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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